keyfork-qrcode: use userptr instead of mmap stream

keyfork-qrcode/src/bin/keyfork-qrcode-scan.rs

@@ -0,0 +1,12 @@
+use std::time::Duration;
+
+use keyfork_qrcode::scan_camera;
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let output = scan_camera(Duration::from_secs(60 * 10), 0)?;
+    if let Some(scanned_text) = output {
+        println!("{scanned_text}");
+    }
+
+    Ok(())
+}

keyfork-qrcode/src/lib.rs

@@ -7,7 +7,7 @@ use std::{
 };
 use v4l::{
     buffer::Type,
-    io::{mmap::Stream, traits::CaptureStream},
+    io::{userptr::Stream, traits::CaptureStream},
     video::Capture,
     Device, FourCC,
 };